(18×2) + 2n=58
36+2n= 58
2n=58-36
2n= 22
n= 22÷2
n= 11
Tan=o/adj
Tan=60/b
B=60/tan(68)
I don't have a calculator on me but you should be able to do it from there
4 Is the answer since 4 is x 4+4 is 8 8-4 is 4 :)
I can’t seem to look at the bottom two answers and the two ( A and B) are not correct. So you’re left with either C or D
Answer:

will give you an explanation if you want tag me on comment.